<?php
/*
 * CKFinder
 * ========
 * http://ckfinder.com
 * Copyright (C) 2007-2011, CKSource - Frederico Knabben. All rights reserved.
 *
 * The software, this file and its contents are subject to the CKFinder
 * License. Please read the license.txt file before using, installing, copying,
 * modifying or distribute this file or part of its contents. The contents of
 * this file is part of the Source Code of CKFinder.
 */
if (!defined('IN_CKFINDER')) exit;

/**
 * @package CKFinder
 * @subpackage CommandHandlers
 * @copyright CKSource - Frederico Knabben
 */

/**
 * Include base XML command handler
 */
require_once CKFINDER_CONNECTOR_LIB_DIR . "/CommandHandler/XmlCommandHandlerBase.php";

/**
 * Handle CreateFolder command
 *
 * @package CKFinder
 * @subpackage CommandHandlers
 * @copyright CKSource - Frederico Knabben
 */
class CKFinder_Connector_CommandHandler_CreateFolder extends CKFinder_Connector_CommandHandler_XmlCommandHandlerBase
{
	/**
	 * Command name
	 *
	 * @access private
	 * @var string
	 */
	private $command = "CreateFolder";

	/**
	 * handle request and build XML
	 * @access protected
	 *
	 */
	protected function buildXml()
	{
		if (empty($_POST['CKFinderCommand']) || $_POST['CKFinderCommand'] != 'true') {
			$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
		}

		$_config =& CKFinder_Connector_Core_Factory::getInstance("Core_Config");
		if (!$this->_currentFolder->checkAcl(CKFINDER_CONNECTOR_ACL_FOLDER_CREATE)) {
			$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UNAUTHORIZED);
		}

		$_resourceTypeConfig = $this->_currentFolder->getResourceTypeConfig();
		$sNewFolderName = isset($_GET["NewFolderName"]) ? $_GET["NewFolderName"] : "";
		$sNewFolderName = CKFinder_Connector_Utils_FileSystem::convertToFilesystemEncoding($sNewFolderName);
		if ($_config->forceAscii()) {
			$sNewFolderName = CKFinder_Connector_Utils_FileSystem::convertToAscii($sNewFolderName);
		}

		if (!CKFinder_Connector_Utils_FileSystem::checkFileName($sNewFolderName) || $_resourceTypeConfig->checkIsHiddenFolder($sNewFolderName)) {
			$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_NAME);
		}

		$sServerDir = CKFinder_Connector_Utils_FileSystem::combinePaths($this->_currentFolder->getServerPath(), $sNewFolderName);
		if (!is_writeable($this->_currentFolder->getServerPath())) {
			$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED);
		}

		$bCreated = false;

		if (file_exists($sServerDir)) {
			$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ALREADY_EXIST);
		}

		if ($perms = $_config->getChmodFolders()) {
			$oldUmask = umask(0);
			$bCreated = @mkdir($sServerDir, $perms);
			umask($oldUmask);
		}
		else {
			$bCreated = @mkdir($sServerDir);
		}

		if (!$bCreated) {
			$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED);
		} else {
			$oNewFolderNode = new Ckfinder_Connector_Utils_XmlNode("NewFolder");
			$this->_connectorNode->addChild($oNewFolderNode);
			$oNewFolderNode->addAttribute("name", CKFinder_Connector_Utils_FileSystem::convertToConnectorEncoding($sNewFolderName));
		}
	}
}
